| /* |
| * Copyright (c) 2018 Western Digital Corporation or its affiliates. |
| * |
| * Authors: |
| * Anup Patel <anup.patel@wdc.com> |
| * |
| * SPDX-License-Identifier: BSD-2-Clause |
| */ |
| |
| #ifndef __RISCV_ENCODING_H__ |
| #define __RISCV_ENCODING_H__ |
| |
| #include <sbi/sbi_const.h> |
| |
| /* TODO: Make constants usable in assembly with _AC() macro */ |
| |
| #define MSTATUS_UIE 0x00000001 |
| #define MSTATUS_SIE 0x00000002 |
| #define MSTATUS_HIE 0x00000004 |
| #define MSTATUS_MIE 0x00000008 |
| #define MSTATUS_UPIE 0x00000010 |
| #define MSTATUS_SPIE 0x00000020 |
| #define MSTATUS_HPIE 0x00000040 |
| #define MSTATUS_MPIE 0x00000080 |
| #define MSTATUS_SPP 0x00000100 |
| #define MSTATUS_HPP 0x00000600 |
| #define MSTATUS_MPP 0x00001800 |
| #define MSTATUS_FS 0x00006000 |
| #define MSTATUS_XS 0x00018000 |
| #define MSTATUS_MPRV 0x00020000 |
| #define MSTATUS_SUM 0x00040000 |
| #define MSTATUS_MXR 0x00080000 |
| #define MSTATUS_TVM 0x00100000 |
| #define MSTATUS_TW 0x00200000 |
| #define MSTATUS_TSR 0x00400000 |
| #define MSTATUS32_SD 0x80000000 |
| #define MSTATUS_UXL 0x0000000300000000 |
| #define MSTATUS_SXL 0x0000000C00000000 |
| #define MSTATUS64_SD 0x8000000000000000 |
| |
| #define SSTATUS_UIE 0x00000001 |
| #define SSTATUS_SIE 0x00000002 |
| #define SSTATUS_UPIE 0x00000010 |
| #define SSTATUS_SPIE 0x00000020 |
| #define SSTATUS_SPP 0x00000100 |
| #define SSTATUS_FS 0x00006000 |
| #define SSTATUS_XS 0x00018000 |
| #define SSTATUS_SUM 0x00040000 |
| #define SSTATUS_MXR 0x00080000 |
| #define SSTATUS32_SD 0x80000000 |
| #define SSTATUS_UXL 0x0000000300000000 |
| #define SSTATUS64_SD 0x8000000000000000 |
| |
| #define DCSR_XDEBUGVER (3U<<30) |
| #define DCSR_NDRESET (1<<29) |
| #define DCSR_FULLRESET (1<<28) |
| #define DCSR_EBREAKM (1<<15) |
| #define DCSR_EBREAKH (1<<14) |
| #define DCSR_EBREAKS (1<<13) |
| #define DCSR_EBREAKU (1<<12) |
| #define DCSR_STOPCYCLE (1<<10) |
| #define DCSR_STOPTIME (1<<9) |
| #define DCSR_CAUSE (7<<6) |
| #define DCSR_DEBUGINT (1<<5) |
| #define DCSR_HALT (1<<3) |
| #define DCSR_STEP (1<<2) |
| #define DCSR_PRV (3<<0) |
| |
| #define DCSR_CAUSE_NONE 0 |
| #define DCSR_CAUSE_SWBP 1 |
| #define DCSR_CAUSE_HWBP 2 |
| #define DCSR_CAUSE_DEBUGINT 3 |
| #define DCSR_CAUSE_STEP 4 |
| #define DCSR_CAUSE_HALT 5 |
| |
| #define MCONTROL_TYPE(xlen) (0xfULL<<((xlen)-4)) |
| #define MCONTROL_DMODE(xlen) (1ULL<<((xlen)-5)) |
| #define MCONTROL_MASKMAX(xlen) (0x3fULL<<((xlen)-11)) |
| |
| #define MCONTROL_SELECT (1<<19) |
| #define MCONTROL_TIMING (1<<18) |
| #define MCONTROL_ACTION (0x3f<<12) |
| #define MCONTROL_CHAIN (1<<11) |
| #define MCONTROL_MATCH (0xf<<7) |
| #define MCONTROL_M (1<<6) |
| #define MCONTROL_H (1<<5) |
| #define MCONTROL_S (1<<4) |
| #define MCONTROL_U (1<<3) |
| #define MCONTROL_EXECUTE (1<<2) |
| #define MCONTROL_STORE (1<<1) |
| #define MCONTROL_LOAD (1<<0) |
| |
| #define MCONTROL_TYPE_NONE 0 |
| #define MCONTROL_TYPE_MATCH 2 |
| |
| #define MCONTROL_ACTION_DEBUG_EXCEPTION 0 |
| #define MCONTROL_ACTION_DEBUG_MODE 1 |
| #define MCONTROL_ACTION_TRACE_START 2 |
| #define MCONTROL_ACTION_TRACE_STOP 3 |
| #define MCONTROL_ACTION_TRACE_EMIT 4 |
| |
| #define MCONTROL_MATCH_EQUAL 0 |
| #define MCONTROL_MATCH_NAPOT 1 |
| #define MCONTROL_MATCH_GE 2 |
| #define MCONTROL_MATCH_LT 3 |
| #define MCONTROL_MATCH_MASK_LOW 4 |
| #define MCONTROL_MATCH_MASK_HIGH 5 |
| |
| #define IRQ_S_SOFT 1 |
| #define IRQ_H_SOFT 2 |
| #define IRQ_M_SOFT 3 |
| #define IRQ_S_TIMER 5 |
| #define IRQ_H_TIMER 6 |
| #define IRQ_M_TIMER 7 |
| #define IRQ_S_EXT 9 |
| #define IRQ_H_EXT 10 |
| #define IRQ_M_EXT 11 |
| #define IRQ_COP 12 |
| #define IRQ_HOST 13 |
| |
| #define MIP_SSIP (1 << IRQ_S_SOFT) |
| #define MIP_HSIP (1 << IRQ_H_SOFT) |
| #define MIP_MSIP (1 << IRQ_M_SOFT) |
| #define MIP_STIP (1 << IRQ_S_TIMER) |
| #define MIP_HTIP (1 << IRQ_H_TIMER) |
| #define MIP_MTIP (1 << IRQ_M_TIMER) |
| #define MIP_SEIP (1 << IRQ_S_EXT) |
| #define MIP_HEIP (1 << IRQ_H_EXT) |
| #define MIP_MEIP (1 << IRQ_M_EXT) |
| |
| #define SIP_SSIP MIP_SSIP |
| #define SIP_STIP MIP_STIP |
| |
| #define PRV_U 0 |
| #define PRV_S 1 |
| #define PRV_H 2 |
| #define PRV_M 3 |
| |
| #define SATP32_MODE 0x80000000 |
| #define SATP32_ASID 0x7FC00000 |
| #define SATP32_PPN 0x003FFFFF |
| #define SATP64_MODE 0xF000000000000000 |
| #define SATP64_ASID 0x0FFFF00000000000 |
| #define SATP64_PPN 0x00000FFFFFFFFFFF |
| |
| #define SATP_MODE_OFF 0 |
| #define SATP_MODE_SV32 1 |
| #define SATP_MODE_SV39 8 |
| #define SATP_MODE_SV48 9 |
| #define SATP_MODE_SV57 10 |
| #define SATP_MODE_SV64 11 |
| |
| #define PMP_R 0x01 |
| #define PMP_W 0x02 |
| #define PMP_X 0x04 |
| #define PMP_A 0x18 |
| #define PMP_A_TOR 0x08 |
| #define PMP_A_NA4 0x10 |
| #define PMP_A_NAPOT 0x18 |
| #define PMP_L 0x80 |
| |
| #define PMP_SHIFT 2 |
| #define PMP_COUNT 16 |
| |
| /* page table entry (PTE) fields */ |
| #define PTE_V 0x001 /* Valid */ |
| #define PTE_R 0x002 /* Read */ |
| #define PTE_W 0x004 /* Write */ |
| #define PTE_X 0x008 /* Execute */ |
| #define PTE_U 0x010 /* User */ |
| #define PTE_G 0x020 /* Global */ |
| #define PTE_A 0x040 /* Accessed */ |
| #define PTE_D 0x080 /* Dirty */ |
| #define PTE_SOFT 0x300 /* Reserved for Software */ |
| |
| #define PTE_PPN_SHIFT 10 |
| |
| #define PTE_TABLE(PTE) \ |
| (((PTE) & (PTE_V | PTE_R | PTE_W | PTE_X)) == PTE_V) |
| |
| #if __riscv_xlen == 64 |
| #define MSTATUS_SD MSTATUS64_SD |
| #define SSTATUS_SD SSTATUS64_SD |
| #define RISCV_PGLEVEL_BITS 9 |
| #define SATP_MODE SATP64_MODE |
| #else |
| #define MSTATUS_SD MSTATUS32_SD |
| #define SSTATUS_SD SSTATUS32_SD |
| #define RISCV_PGLEVEL_BITS 10 |
| #define SATP_MODE SATP32_MODE |
| #endif |
| #define RISCV_PGSHIFT 12 |
| #define RISCV_PGSIZE (1 << RISCV_PGSHIFT) |
| |
| #define CSR_FFLAGS 0x1 |
| #define CSR_FRM 0x2 |
| #define CSR_FCSR 0x3 |
| #define CSR_CYCLE 0xc00 |
| #define CSR_TIME 0xc01 |
| #define CSR_INSTRET 0xc02 |
| #define CSR_HPMCOUNTER3 0xc03 |
| #define CSR_HPMCOUNTER4 0xc04 |
| #define CSR_HPMCOUNTER5 0xc05 |
| #define CSR_HPMCOUNTER6 0xc06 |
| #define CSR_HPMCOUNTER7 0xc07 |
| #define CSR_HPMCOUNTER8 0xc08 |
| #define CSR_HPMCOUNTER9 0xc09 |
| #define CSR_HPMCOUNTER10 0xc0a |
| #define CSR_HPMCOUNTER11 0xc0b |
| #define CSR_HPMCOUNTER12 0xc0c |
| #define CSR_HPMCOUNTER13 0xc0d |
| #define CSR_HPMCOUNTER14 0xc0e |
| #define CSR_HPMCOUNTER15 0xc0f |
| #define CSR_HPMCOUNTER16 0xc10 |
| #define CSR_HPMCOUNTER17 0xc11 |
| #define CSR_HPMCOUNTER18 0xc12 |
| #define CSR_HPMCOUNTER19 0xc13 |
| #define CSR_HPMCOUNTER20 0xc14 |
| #define CSR_HPMCOUNTER21 0xc15 |
| #define CSR_HPMCOUNTER22 0xc16 |
| #define CSR_HPMCOUNTER23 0xc17 |
| #define CSR_HPMCOUNTER24 0xc18 |
| #define CSR_HPMCOUNTER25 0xc19 |
| #define CSR_HPMCOUNTER26 0xc1a |
| #define CSR_HPMCOUNTER27 0xc1b |
| #define CSR_HPMCOUNTER28 0xc1c |
| #define CSR_HPMCOUNTER29 0xc1d |
| #define CSR_HPMCOUNTER30 0xc1e |
| #define CSR_HPMCOUNTER31 0xc1f |
| #define CSR_SSTATUS 0x100 |
| #define CSR_SIE 0x104 |
| #define CSR_STVEC 0x105 |
| #define CSR_SCOUNTEREN 0x106 |
| #define CSR_SSCRATCH 0x140 |
| #define CSR_SEPC 0x141 |
| #define CSR_SCAUSE 0x142 |
| #define CSR_STVAL 0x143 |
| #define CSR_SIP 0x144 |
| #define CSR_SATP 0x180 |
| #define CSR_MSTATUS 0x300 |
| #define CSR_MISA 0x301 |
| #define CSR_MEDELEG 0x302 |
| #define CSR_MIDELEG 0x303 |
| #define CSR_MIE 0x304 |
| #define CSR_MTVEC 0x305 |
| #define CSR_MCOUNTEREN 0x306 |
| #define CSR_MSCRATCH 0x340 |
| #define CSR_MEPC 0x341 |
| #define CSR_MCAUSE 0x342 |
| #define CSR_MTVAL 0x343 |
| #define CSR_MIP 0x344 |
| #define CSR_PMPCFG0 0x3a0 |
| #define CSR_PMPCFG1 0x3a1 |
| #define CSR_PMPCFG2 0x3a2 |
| #define CSR_PMPCFG3 0x3a3 |
| #define CSR_PMPADDR0 0x3b0 |
| #define CSR_PMPADDR1 0x3b1 |
| #define CSR_PMPADDR2 0x3b2 |
| #define CSR_PMPADDR3 0x3b3 |
| #define CSR_PMPADDR4 0x3b4 |
| #define CSR_PMPADDR5 0x3b5 |
| #define CSR_PMPADDR6 0x3b6 |
| #define CSR_PMPADDR7 0x3b7 |
| #define CSR_PMPADDR8 0x3b8 |
| #define CSR_PMPADDR9 0x3b9 |
| #define CSR_PMPADDR10 0x3ba |
| #define CSR_PMPADDR11 0x3bb |
| #define CSR_PMPADDR12 0x3bc |
| #define CSR_PMPADDR13 0x3bd |
| #define CSR_PMPADDR14 0x3be |
| #define CSR_PMPADDR15 0x3bf |
| #define CSR_TSELECT 0x7a0 |
| #define CSR_TDATA1 0x7a1 |
| #define CSR_TDATA2 0x7a2 |
| #define CSR_TDATA3 0x7a3 |
| #define CSR_DCSR 0x7b0 |
| #define CSR_DPC 0x7b1 |
| #define CSR_DSCRATCH 0x7b2 |
| #define CSR_MCYCLE 0xb00 |
| #define CSR_MINSTRET 0xb02 |
| #define CSR_MHPMCOUNTER3 0xb03 |
| #define CSR_MHPMCOUNTER4 0xb04 |
| #define CSR_MHPMCOUNTER5 0xb05 |
| #define CSR_MHPMCOUNTER6 0xb06 |
| #define CSR_MHPMCOUNTER7 0xb07 |
| #define CSR_MHPMCOUNTER8 0xb08 |
| #define CSR_MHPMCOUNTER9 0xb09 |
| #define CSR_MHPMCOUNTER10 0xb0a |
| #define CSR_MHPMCOUNTER11 0xb0b |
| #define CSR_MHPMCOUNTER12 0xb0c |
| #define CSR_MHPMCOUNTER13 0xb0d |
| #define CSR_MHPMCOUNTER14 0xb0e |
| #define CSR_MHPMCOUNTER15 0xb0f |
| #define CSR_MHPMCOUNTER16 0xb10 |
| #define CSR_MHPMCOUNTER17 0xb11 |
| #define CSR_MHPMCOUNTER18 0xb12 |
| #define CSR_MHPMCOUNTER19 0xb13 |
| #define CSR_MHPMCOUNTER20 0xb14 |
| #define CSR_MHPMCOUNTER21 0xb15 |
| #define CSR_MHPMCOUNTER22 0xb16 |
| #define CSR_MHPMCOUNTER23 0xb17 |
| #define CSR_MHPMCOUNTER24 0xb18 |
| #define CSR_MHPMCOUNTER25 0xb19 |
| #define CSR_MHPMCOUNTER26 0xb1a |
| #define CSR_MHPMCOUNTER27 0xb1b |
| #define CSR_MHPMCOUNTER28 0xb1c |
| #define CSR_MHPMCOUNTER29 0xb1d |
| #define CSR_MHPMCOUNTER30 0xb1e |
| #define CSR_MHPMCOUNTER31 0xb1f |
| #define CSR_MHPMEVENT3 0x323 |
| #define CSR_MHPMEVENT4 0x324 |
| #define CSR_MHPMEVENT5 0x325 |
| #define CSR_MHPMEVENT6 0x326 |
| #define CSR_MHPMEVENT7 0x327 |
| #define CSR_MHPMEVENT8 0x328 |
| #define CSR_MHPMEVENT9 0x329 |
| #define CSR_MHPMEVENT10 0x32a |
| #define CSR_MHPMEVENT11 0x32b |
| #define CSR_MHPMEVENT12 0x32c |
| #define CSR_MHPMEVENT13 0x32d |
| #define CSR_MHPMEVENT14 0x32e |
| #define CSR_MHPMEVENT15 0x32f |
| #define CSR_MHPMEVENT16 0x330 |
| #define CSR_MHPMEVENT17 0x331 |
| #define CSR_MHPMEVENT18 0x332 |
| #define CSR_MHPMEVENT19 0x333 |
| #define CSR_MHPMEVENT20 0x334 |
| #define CSR_MHPMEVENT21 0x335 |
| #define CSR_MHPMEVENT22 0x336 |
| #define CSR_MHPMEVENT23 0x337 |
| #define CSR_MHPMEVENT24 0x338 |
| #define CSR_MHPMEVENT25 0x339 |
| #define CSR_MHPMEVENT26 0x33a |
| #define CSR_MHPMEVENT27 0x33b |
| #define CSR_MHPMEVENT28 0x33c |
| #define CSR_MHPMEVENT29 0x33d |
| #define CSR_MHPMEVENT30 0x33e |
| #define CSR_MHPMEVENT31 0x33f |
| #define CSR_MVENDORID 0xf11 |
| #define CSR_MARCHID 0xf12 |
| #define CSR_MIMPID 0xf13 |
| #define CSR_MHARTID 0xf14 |
| #define CSR_CYCLEH 0xc80 |
| #define CSR_TIMEH 0xc81 |
| #define CSR_INSTRETH 0xc82 |
| #define CSR_HPMCOUNTER3H 0xc83 |
| #define CSR_HPMCOUNTER4H 0xc84 |
| #define CSR_HPMCOUNTER5H 0xc85 |
| #define CSR_HPMCOUNTER6H 0xc86 |
| #define CSR_HPMCOUNTER7H 0xc87 |
| #define CSR_HPMCOUNTER8H 0xc88 |
| #define CSR_HPMCOUNTER9H 0xc89 |
| #define CSR_HPMCOUNTER10H 0xc8a |
| #define CSR_HPMCOUNTER11H 0xc8b |
| #define CSR_HPMCOUNTER12H 0xc8c |
| #define CSR_HPMCOUNTER13H 0xc8d |
| #define CSR_HPMCOUNTER14H 0xc8e |
| #define CSR_HPMCOUNTER15H 0xc8f |
| #define CSR_HPMCOUNTER16H 0xc90 |
| #define CSR_HPMCOUNTER17H 0xc91 |
| #define CSR_HPMCOUNTER18H 0xc92 |
| #define CSR_HPMCOUNTER19H 0xc93 |
| #define CSR_HPMCOUNTER20H 0xc94 |
| #define CSR_HPMCOUNTER21H 0xc95 |
| #define CSR_HPMCOUNTER22H 0xc96 |
| #define CSR_HPMCOUNTER23H 0xc97 |
| #define CSR_HPMCOUNTER24H 0xc98 |
| #define CSR_HPMCOUNTER25H 0xc99 |
| #define CSR_HPMCOUNTER26H 0xc9a |
| #define CSR_HPMCOUNTER27H 0xc9b |
| #define CSR_HPMCOUNTER28H 0xc9c |
| #define CSR_HPMCOUNTER29H 0xc9d |
| #define CSR_HPMCOUNTER30H 0xc9e |
| #define CSR_HPMCOUNTER31H 0xc9f |
| #define CSR_MCYCLEH 0xb80 |
| #define CSR_MINSTRETH 0xb82 |
| #define CSR_MHPMCOUNTER3H 0xb83 |
| #define CSR_MHPMCOUNTER4H 0xb84 |
| #define CSR_MHPMCOUNTER5H 0xb85 |
| #define CSR_MHPMCOUNTER6H 0xb86 |
| #define CSR_MHPMCOUNTER7H 0xb87 |
| #define CSR_MHPMCOUNTER8H 0xb88 |
| #define CSR_MHPMCOUNTER9H 0xb89 |
| #define CSR_MHPMCOUNTER10H 0xb8a |
| #define CSR_MHPMCOUNTER11H 0xb8b |
| #define CSR_MHPMCOUNTER12H 0xb8c |
| #define CSR_MHPMCOUNTER13H 0xb8d |
| #define CSR_MHPMCOUNTER14H 0xb8e |
| #define CSR_MHPMCOUNTER15H 0xb8f |
| #define CSR_MHPMCOUNTER16H 0xb90 |
| #define CSR_MHPMCOUNTER17H 0xb91 |
| #define CSR_MHPMCOUNTER18H 0xb92 |
| #define CSR_MHPMCOUNTER19H 0xb93 |
| #define CSR_MHPMCOUNTER20H 0xb94 |
| #define CSR_MHPMCOUNTER21H 0xb95 |
| #define CSR_MHPMCOUNTER22H 0xb96 |
| #define CSR_MHPMCOUNTER23H 0xb97 |
| #define CSR_MHPMCOUNTER24H 0xb98 |
| #define CSR_MHPMCOUNTER25H 0xb99 |
| #define CSR_MHPMCOUNTER26H 0xb9a |
| #define CSR_MHPMCOUNTER27H 0xb9b |
| #define CSR_MHPMCOUNTER28H 0xb9c |
| #define CSR_MHPMCOUNTER29H 0xb9d |
| #define CSR_MHPMCOUNTER30H 0xb9e |
| #define CSR_MHPMCOUNTER31H 0xb9f |
| |
| #define CAUSE_MISALIGNED_FETCH 0x0 |
| #define CAUSE_FETCH_ACCESS 0x1 |
| #define CAUSE_ILLEGAL_INSTRUCTION 0x2 |
| #define CAUSE_BREAKPOINT 0x3 |
| #define CAUSE_MISALIGNED_LOAD 0x4 |
| #define CAUSE_LOAD_ACCESS 0x5 |
| #define CAUSE_MISALIGNED_STORE 0x6 |
| #define CAUSE_STORE_ACCESS 0x7 |
| #define CAUSE_USER_ECALL 0x8 |
| #define CAUSE_SUPERVISOR_ECALL 0x9 |
| #define CAUSE_HYPERVISOR_ECALL 0xa |
| #define CAUSE_MACHINE_ECALL 0xb |
| #define CAUSE_FETCH_PAGE_FAULT 0xc |
| #define CAUSE_LOAD_PAGE_FAULT 0xd |
| #define CAUSE_STORE_PAGE_FAULT 0xf |
| |
| #endif |